added proper post-condition

SOL003/VNFIndicator-API/Subscriptions.robot

SOL003/VNFIndicator-API/VNFIndicatorsKeywords.robot

SOL003/VNFIndicator-API/environment/subscriptions.txt

SOL003/VNFIndicator-API/environment/variables.txt

SOL003/VNFIndicator-API/jsons/subscriptions.json

...FIndicatorNotification-API/VnfIndicatorNotification.robot

...03/VNFIndicatorNotification-API/environment/variables.txt

SOL003/VNFPackageManagement-API/Subscriptions.robot

...FPackageManagement-API/VNFPackageManagementKeywords.robot

...03/VNFPackageManagement-API/environment/subscriptions.txt

SOL003/VNFPackageManagement-API/environment/variables.txt

SOL003/VNFPackageManagement-API/jsons/subscriptions.json

...ementNotification-API/PackageManagementNotification.robot

...ckageManagementNotification-API/environment/variables.txt

...nceManagement-API/PerformanceManagementNotification.robot

SOL003/VNFPerformanceManagement-API/Subscriptions.robot

...anceManagement-API/VNFPerformanceManagementKeywords.robot

...03/VNFPerformanceManagement-API/environment/variables.txt